Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\Compiler\AbstractRecursivePass' not found in /home/devmecseminars/public_html/mec/vendor/symfony/dependency-injection/Compiler/ResolveChildDefinitionsPass.php:28 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/dependency-injection/Compiler/ResolveChildDefinitionsPass.php on line 28